PayPal Sandbox 500 Proxy Error- PayPal Adaptive
问题 We are aware that PayPal rolling out upgrades to make use of SSL/TLS SHA256 for security purposes. Today i met with strange issue on PayPal Sandbox mode for my PayPal Adaptive Application even though my site follows HTTPS. To add further, same application works fine in Production(not sandbox).Please enlighten me, was this an issue in Application or Rollout issues? same issue reported in PayPal community but no response https://www.paypal-community.com/t5/About-Payments/Adaptive-payment-api-is